This is part of the index of names on the attalus website. The names occur either in lists of events (arranged by year, from the 4th to the 1st century B.C.) or in translations of sources. There are many other sources available in translation online - for a fuller but less precise search, Search Ancient Texts. On each line there is a link to the page where the name can be found.

Aristagoras 4- archon of Delphi, 277/6 B.C.
Syll_404
(276) of Ptolemaios, when Aristagoras was archon, and
Syll_405
(277) In the year of Aristagoras as archon at Delphi; at
Syll_406
(276/5) e of the hieromnemones when Aristagoras was archon.

Aristagoras 5- archon of Delphi, 254/3 or 256/5 B.C.
Syll_424
(256/5 or 254/3) the year of Aristagoras as archon at Delphi,

Aristagoras - in documents
AnthPal_11.123
& Agis neither purged Aristagoras, nor touched him, but
AnthPal_7.231
racia's sake the warrior Aristagoras, son of Theopompus,
AntipThes_7.639
ather to bring him home; Aristagoras, who is buried here,
DioscEpigr_9.568
your random course the farm of Aristagoras and all his pos
DioscEpigr_11.195
& { G-P 36 } & Aristagoras danced the part of a gallus
Meleager_12.122
oking straight on lovely Aristagoras, you took him in the
RC_5
Timeas son of Phryson Aristagoras son of Philemon K
SEG_44.710
(248-239) hos of Karystos, the son of Aristagoras, has come [
SEG_59.1406A
(281) es son of Hermagoras Aristagoras son of Athenaios A
Syll_322
anax son of Pythomandros Aristagoras son of Kleidikos
Syll_482
(269/8) s of the council were Aristagoras, Damon, Pleiston,
Syll_619
(after 188) cil and the prytaneis Aristagoras son of Aristag
Syll_685
(112/1) ene Killos son of Demetrios Aristagoras son of Demo
THI_43
(202/1) 4000 drachmas Aristagoras son of Diokles : &
THI_87
(306-301) public cases, as for Aristagoras [son of] Aristophi